CN213726538U

CN213726538U - Baffle box and reactor

Info

Publication number: CN213726538U
Application number: CN202022385628.1U
Authority: CN
Inventors: 王飞; 陈延坤
Original assignee: Shandong Nerve Pharmaceutical Fluid System Co ltd
Current assignee: Shandong Nerve Pharmaceutical Fluid System Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-20
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a baffle pipe case and reactor, through-hole board and baffling board can be dismantled and be connected, and the through-hole board is formed with a plurality of through-hole board through-holes, and the baffling board is formed with a plurality of baffling board through-holes, and through-hole board through-hole and baffling board through-hole one-to-one just are linked together, and the baffling pipe both ends are linked together with different baffling board through-holes respectively, and the baffling pipe can be dismantled with the baffling board and be connected. The utility model discloses the minimum return bend radius of hose is less than the hard tube under the condition of equal tube wall thickness to reduced the return bend radius, made the reaction tube in the reactor denser, and then the volume of the reactor that reduces has solved because of the return bend radius restriction of elbow or U-shaped pipe, the reactor volume great problem that sparsely causes between the reactor tube.

Description

Baffle box and reactor

Technical Field

The utility model relates to a chemical industry pharmacy technical field, concretely relates to baffle pipe case and reactor.

Background

Reactor equipment commonly used in the technical field of chemical pharmacy comprises a tubular reactor, a kettle reactor and the like, wherein the kettle reactor is usually provided with a stirring device in a reaction kettle for mixing liquid-phase reactants, and the product has low purity, low reaction conversion rate and serious energy consumption and pollution. Because the chemical pharmaceutical field has high requirements on the purity and the like of products, the reactor equipment commonly used is a continuous flow tubular reactor.

In the continuous flow reactor on the market at present, the pipelines are mainly connected in the way of elbows or U-shaped pipes, and the following problems exist:

1. the conventional connection is limited by the radius of the bend or U-tube, so that the distance between the tubes must be kept relatively long, and the reactor tubes are relatively sparse, resulting in a large reactor volume. If the bend or U-tube has a small radius, it is very vulnerable to damage during use.

2. Instruments and meters for detection, sampling and the like cannot be arranged in the middle of the pipeline.

3. Because the elbow or the U-shaped pipe is exposed outside the shell of the reactor and directly contacts with air to absorb or release heat in the air, the temperature of reactants in the elbow or the U-shaped pipe is different from the temperature of reactants in the reaction pipe in the shell, the reaction rate is influenced, the stability and the consistency of the reaction process are influenced, and the conversion rate and the yield of reaction products are finally influenced.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present application provides a baffle box and a reactor, which solves the problem of large reactor volume caused by sparse reactor tubes due to the limitation of the bend radius of an elbow or a U-shaped tube; the problem that the elbow or the U-shaped pipe is small in radius and extremely easy to damage in the using process is solved; the problem that instruments and meters for detection, sampling and the like cannot be arranged in the middle of the pipeline is solved; the problem of the reactant in the elbow or U-shaped pipe and the reactant in the reaction pipe are different in temperature is solved.

A baffle box, comprising: the baffle plate comprises a through hole plate, baffle plates and baffle pipes, wherein the through hole plate is detachably connected with the baffle plates, a plurality of through hole plate through holes are formed in the through hole plate, a plurality of baffle plate through holes are formed in the baffle plates, the through hole plate through holes and the baffle plate through holes are in one-to-one correspondence and are communicated, two ends of each baffle pipe are respectively communicated with different baffle plate through holes, and the baffle pipes are detachably connected with the baffle plates.

The baffle plate is characterized by further comprising a ferrule type joint, wherein one end of the ferrule type joint is communicated with and detachably connected with the through hole of the baffle plate, and the other end of the ferrule type joint is communicated with and detachably connected with the baffle pipe;

an internal thread is formed on the inner wall of the through hole of the baffle plate, an external thread is formed on the cutting sleeve type joint, and the cutting sleeve type joint is inserted into the through hole of the baffle plate and is in threaded connection with the through hole of the baffle plate; the baffling pipe is connected with the ferrule type joint in a ferrule type.

Furthermore, the baffling pipe is a hose and is made of transparent materials; the material of the baffling pipe is PFA.

Furthermore, the baffling pipe is positioned in the inner cavity of the heat-insulating shell, the heat-insulating shell is fixed with the baffle plate, and the heat-insulating shell is provided with a heat-insulating shell side inlet and a heat-insulating shell side outlet which are communicated with the inner cavity of the heat-insulating shell.

The baffle plate is detachably connected with the upper portion of the baffle plate, the heat preservation shell is fixedly connected with the fixed plate, a communicating hole is formed in the fixed plate, and the baffle pipe penetrates through the communicating hole to enter the inner cavity of the heat preservation shell.

The three-way joint is positioned between the two sub-deflection pipes of one deflection pipe, and two ends of the three-way joint are respectively fixed and communicated with the sub-deflection pipes; two ends of the three-way joint are respectively detachably connected with the branch deflection pipes; the third end of three way connection can dismantle with wearing out the pipe and be connected and communicate, the heat preservation casing is formed with and passes the hole, it wears out to pass the hole and can dismantle with sensor and/or sample valve and be connected and communicate to wear out the exit tube.

The three-way joint is positioned between the two sub-deflection pipes of one deflection pipe, and two ends of the three-way joint are respectively fixed and communicated with the sub-deflection pipes; two ends of the three-way joint are respectively detachably connected with the branch deflection pipes; and the third end of the three-way joint is detachably connected and communicated with the sensor or the sampling valve through a pipeline.

Further, the heat preservation shell is made of transparent materials.

The utility model provides an use reactor of above-mentioned baffle case, includes casing and reaction tube, the casing is provided with shell side entry and shell side export that is linked together rather than the inner chamber, be provided with many reaction tubes in the casing inner chamber, its characterized in that: the upper end and the lower end of the shell are respectively connected with the baffle boxes, through-hole plates of the baffle boxes are fixedly connected with the shell, two ends of the reaction tubes are respectively fixedly connected with the through-hole plates of different baffle boxes and communicated with the through-hole plate through holes of the different baffle boxes, reactant inlet tubes and reactant outlet tubes are arranged on the baffle boxes, and the reactant inlet tubes and the reactant outlet tubes are respectively communicated with different reaction tubes; the reaction tubes are sequentially communicated in series one by one through the baffling tubes.

Furthermore, the reactant inlet pipe and the reactant outlet pipe are respectively communicated with different baffle plate through holes and detachably connected with the baffle plates, and both the reactant inlet pipe and the reactant outlet pipe penetrate out of the heat preservation shell.

The utility model has the advantages of as follows:

1. the minimum bend radius of the hose is smaller than that of the hard pipe under the condition of the same pipe wall thickness, the flexible pipe is used as the deflection pipe (the deflection pipe of the flexible pipe can be bent into an omega shape, and the bending radius is increased under the condition that the distance between the through holes of the two baffle plates is close), so that the bend radius is reduced, reaction pipes in the reactor are more dense, the volume of the reactor is reduced, and the problem of larger reactor volume caused by sparse among the reactor pipes due to the bend radius limitation of an elbow or a U-shaped pipe is solved; the bend radius of the baffle pipe adopting the hose is small, the material is flexible and is not easy to damage, and the problem that the bend or the U-shaped pipe is small in radius and extremely easy to damage in the use process is solved; the baffling pipe is semitransparent or transparent, so that the reactant in the baffling pipe can be observed conveniently; because the baffle pipe is a hose, the longer baffle pipe bent pipe can be applied to the two baffle plate through holes connected with the shorter baffle pipe bent pipe, so that the universality of the baffle pipe is improved; the cutting sleeve type joint and the baffling pipe can be detached at will, and flexible pipe jumping (namely the baffling pipe is connected with different baffle plate through holes to change the flow path of reactants) can be realized.

2. Through installing three way connection on baffling pipe, can be linked together sensor, sample valve through three way connection and baffling pipe, make things convenient for the sample or detect, solved and can't set up the problem of instruments and meters such as detection, sample in the middle of the pipeline.

3. The heat-insulating shell is arranged on the outer side of the elbow or the U-shaped pipe, and a heat exchange medium is introduced into the heat-insulating shell to exchange heat with the elbow or the U-shaped pipe, so that the temperature of a reactant in the elbow or the U-shaped pipe is the same as that of a reactant in the reaction pipe, the reaction rate is improved, and the problem that the temperature of the reactant in the elbow or the U-shaped pipe is different from that of the reactant in the reaction pipe is solved; the baffle pipe of the inner cavity of the heat preservation shell can be replaced by detaching the heat preservation shell; the penetrating part penetrates out of the heat preservation shell to be detachably connected with the sensor and/or the sampling valve, so that the heat preservation shell can be freely detached, and the detection or sampling from the baffling pipe is facilitated.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1: the schematic diagram of the blast pipe box in the embodiment is a front view sectional explosion structure;

FIG. 2: example two a schematic diagram of a cross-sectional explosive structure of a reactor;

FIG. 3: the first three-dimensional structure of the reactor in the second embodiment is shown in the first embodiment;

FIG. 4: example two the reactor three-dimensional structure schematic diagram of its two;

FIG. 5: the schematic diagram of the explosion structure of the three-fold flow pipe box in the embodiment is shown in a front view and a sectional view;

FIG. 6: the schematic diagram of the explosion structure of the reactor in the front sectional view of the example four;

FIG. 7: the schematic diagram of the explosive structure of the reactor in the fourth embodiment in a cross-sectional view from the left;

FIG. 8: the three-dimensional structure of the reactor in the fourth embodiment is shown schematically;

FIG. 9: the main view section explosion structure schematic diagram of the five-fold flow pipe box of the embodiment;

FIG. 10: the three-dimensional structure of the sixth reactor of the example is shown schematically;

FIG. 11: the main view section explosion structure schematic diagram of the seven-fold flow pipe box of the embodiment;

FIG. 12: the main view section explosion structure schematic diagram of the eight-fold flow tube box of the embodiment;

FIG. 13: example nine a schematic diagram of the exploded structure of the reactor in a front view cross section.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The first embodiment is as follows:

as shown in fig. 1, the present embodiment provides a baffle box including: the baffle plate comprises a through hole plate 3, a baffle plate 4 and a baffle pipe 7, wherein the through hole plate 3 is detachably connected with the baffle plate 4, the through hole plate 3 is provided with a through hole plate through hole 30, the baffle plate 4 is provided with a baffle plate through hole 40, the through hole plate through hole 30 and the baffle plate through hole 40 are in one-to-one correspondence and are communicated, two ends of the baffle pipe 7 are respectively communicated with different baffle plate through holes 40, and the baffle pipe 7 is detachably connected with the baffle plate 4.

Preferably, the baffle plate heat exchanger further comprises a cutting sleeve type joint 6, one end of the cutting sleeve type joint 6 is communicated with and detachably connected with the baffle plate through hole 40, and the other end of the cutting sleeve type joint 6 is communicated with and detachably connected with the baffling pipe 7.

Preferably, an internal thread is formed on the inner wall of the baffle through hole 40, an external thread is formed on the ferrule type joint 6, and the ferrule type joint 6 is inserted into the baffle through hole 40 and is in threaded connection with the baffle through hole 40.

Preferably, the baffling tube 7 is in a ferrule type connection with the ferrule type joint 6.

Preferably, the baffling pipe 7 is a hose, and the baffling pipe 7 is made of a transparent material.

Preferably, a sealing gasket 15 is further included, one side of the sealing gasket 15 is in contact with the through hole plate 3, and the other side of the sealing gasket 15 is in contact with the baffle plate 4; the sealing gasket 15 is formed with a sealing gasket through hole 150, and two ends of the sealing gasket through hole 150 are respectively communicated with the through hole plate through hole 30 and the baffle plate through hole 40.

Preferably, the device further comprises a bolt 13 and a nut 14, wherein the bolt 13 penetrates through the through hole plate 3 and the baffle plate 4 and is in threaded connection with the nut 14 to fix the through hole plate 3 and the baffle plate 4.

Preferably, the material of the baffling pipe 7 is PFA.

The working principle is as follows: as shown in FIG. 1, the reactant enters the baffle box from the through hole plate through hole 30 on the right side, and sequentially enters the baffle tube 7 from the sealing gasket through hole 50 and the baffle plate through hole 40 on the right side upwards, the reactant changes the flowing direction through the baffle tube 7, and the reactant flows out of the baffle box from the baffle plate through hole 40 on the left side, the sealing gasket through hole 50 and the through hole plate through hole 30 downwards, so that the baffle is completed.

The ferrule type joint 6 adopts a ferrule type joint in the prior art.

Example two:

as shown in fig. 2 to 4, the present embodiment provides a reactor using a baffle box of the first embodiment, including a shell 1 and reaction tubes 2, where the shell 1 is provided with a shell-side inlet 11 and a shell-side outlet 12 communicated with an inner cavity of the shell 1, the inner cavity of the shell 1 is provided with a plurality of reaction tubes 2, upper and lower ends of the shell 1 are respectively connected with the baffle box, a through-hole plate 3 of the baffle box is fixedly connected with the shell 1, two ends of each reaction tube 2 are respectively fixedly connected with through-hole plates 3 of different baffle boxes and communicated with through-hole plate through-holes 30 thereof, the baffle box is provided with a reactant inlet tube 21 and a reactant outlet tube 22, and the reactant inlet tube 21 and the reactant outlet tube 22 are respectively communicated with the reaction tubes 2; the reaction tubes 2 are sequentially communicated in series one by one through the baffling tubes 7.

Preferably, the reactant inlet pipe 21 and the reactant outlet pipe 22 are respectively communicated with different baffle through holes 40 and detachably connected with the baffle 4.

Preferably, the reactant inlet pipe 21 and the reactant outlet pipe 22 can be detachably connected to the baffle plate 4 using a ferrule type joint 6 used for the baffle plate 4.

The working principle is as follows:

as shown in fig. 2 to 4, in operation, a reactant enters the reactor from the reactant inlet tube 21, sequentially enters the first reaction tube 20 through the through hole plate through hole 30, the sealing gasket through hole 50 and the baffle plate through hole 40, moves upwards along the first reaction tube 20 to the first baffle tube 7 on the upper baffle tube box, is baffled through the first baffle tube 7, enters the second reaction tube 20, moves downwards in the second reaction tube 20 to the second baffle tube 7 on the lower baffle tube box, is baffled through the second baffle tube 7, enters the third reaction tube 20 … …, and so on, and finally flows to the reactant 22 through the last reaction tube 20, then flows to the reactant outlet tube 22 through the baffle plate through hole 40, the sealing gasket through hole 150 and the through hole plate through hole 30 and flows out of the reactor from the reactant outlet tube 22.

The reaction tube in FIG. 2 is not sectioned.

Example three:

as shown in fig. 5, the present embodiment provides a baffle box including: the baffle plate comprises a through hole plate 3, a baffle plate 4 and a baffle pipe 7, wherein the through hole plate 3 is detachably connected with the baffle plate 4, the through hole plate 3 is provided with a through hole plate through hole 30, the baffle plate 4 is provided with a baffle plate through hole 40, the through hole plate through hole 30 and the baffle plate through hole 40 are in one-to-one correspondence and are communicated, two ends of the baffle pipe 7 are respectively communicated with different baffle plate through holes 40, and the baffle pipe 7 is detachably connected with the baffle plate 4.

Preferably, one deflection pipe 7 comprises two sub deflection pipes, the three-way joint 8 is positioned between the two sub deflection pipes of one deflection pipe 7, and two ends of the three-way joint 8 are respectively fixed and communicated with the sub deflection pipes.

Preferably, two ends of the three-way joint 8 are respectively detachably connected with the shunt and deflection pipes.

Preferably, the third end of the three-way joint 8 is detachably connected and communicated with a sensor 16 or a sampling valve 17.

Preferably, the baffle plate device also comprises a through hole plate 3, the through hole plate 3 is detachably connected with the baffle plate 4, the through hole plate 3 is provided with through hole plate through holes 30, the through hole plate through holes 30 are in one-to-one correspondence and communicated with the baffle plate through holes 40,

preferably, the baffle plate heat exchanger further comprises a cutting sleeve type joint 6, one end of the cutting sleeve type joint 6 is communicated with and detachably connected with the baffle plate through hole 40, and the other end of the cutting sleeve type joint 6 is communicated with and detachably connected with the baffling pipe 7; an internal thread is formed on the inner wall of the baffle plate through hole 40, an external thread is formed on the cutting sleeve type joint 6, and the cutting sleeve type joint 6 is inserted into the baffle plate through hole 40 and is in threaded connection with the baffle plate through hole 40; the baffling pipe 7 is connected with the ferrule type joint 6 in a ferrule type manner.

Preferably, both ends of the baffling pipe 7 are respectively fixedly connected with the baffle plate 4.

Preferably, the baffling tube 7 is a hose or a rigid tube. When the baffle tube 70 is a flexible tube, the baffle tube 7 is made of transparent material, and the material of the baffle tube 7 is PFA.

The sensor 16 of fig. 5 is not processed in section.

The working principle is as follows:

the baffle 7 of fig. 5 is a hose. As shown in FIG. 5, the reactant enters the baffle box from the through hole plate through hole 30 on the right side, and sequentially enters the baffle tube 7 from the sealing gasket through hole 50 and the baffle plate through hole 40 on the right side upwards, the reactant changes the flowing direction through the baffle tube 7, and the reactant flows out of the baffle box from the baffle plate through hole 40 on the left side, the sealing gasket through hole 50 and the through hole plate through hole 30 downwards, so that the baffle is completed.

The tee 8 is in communication with a sensor 16 and the reactants within the tee 8 can reach the sensor 16. The sensor 16 may be a temperature sensor or a pressure sensor, among others. Tee joint 8 and sample valve 17 intercommunication, the reactant in the tee joint 8 can reach sample valve 17, and the opening and closing of the steerable sample valve 17 of staff takes a sample to the reactant in reaction tube 2.

The tee joint 8 and the ferrule type joint 6 both adopt the equipment in the prior art.

Example four:

as shown in fig. 6 to 8, the present embodiment provides a reactor using a baffle box of the third embodiment, including a shell 1 and reaction tubes 2, wherein the shell 1 is provided with a shell-side inlet 11 and a shell-side outlet 12 communicated with an inner cavity of the shell 1, and a plurality of reaction tubes 2 are arranged in the inner cavity of the shell 1, and the reactor is characterized in that: the upper and lower both ends of casing 1 are connected with baffle box respectively, baffle box's logical orifice plate 3 and casing 1 fixed connection, 2 both ends of reaction tube are linked together with the logical orifice plate 3 fixed connection of different baffle box respectively and rather than logical orifice plate through-hole 30, baffle box is last to be provided with reactant and to go into pipe 21 and reactant exit tube 22, reactant is gone into pipe 21 and reactant exit tube 22 and is linked together with different reaction tube 2 respectively.

The reaction tube in FIG. 7 is not sectioned. The reaction tube 2 may be an existing reaction tube, such as a straight tube or a spiral wound tube.

The sensor 16 or sampling valve 17 of fig. 6 to 8 is not shown.

The working principle is as follows:

during operation, a reactant enters the reactor from the reactant inlet pipe 21, sequentially enters the first reaction pipe 20 through the through hole plate through hole 30, the sealing gasket through hole 50 and the baffle plate through hole 40, moves upwards along the first reaction pipe 20 to the first baffle pipe 7 positioned on the upper baffle pipe box, is baffled through the first baffle pipe 7, enters the second reaction pipe 20, moves downwards in the second reaction pipe 20 to the second baffle pipe 7 positioned on the lower baffle pipe box, is baffled through the second baffle pipe 7, enters the third reaction pipe 20 … …, and so on, and finally flows to the reactant outlet pipe 22 through the last reaction pipe 20, the baffle plate through hole 40, the sealing gasket through hole 150 and the through hole plate through hole 30 and flows out of the reactor from the reactant outlet pipe 22.

Example five:

as shown in fig. 9, the present embodiment provides a baffle box including: the heat insulation device comprises a baffle plate 4, a baffle pipe 7 and a heat insulation shell 9, wherein the baffle plate 4 is provided with a baffle plate through hole 40, and two ends of the baffle pipe 7 are respectively communicated with different baffle plate through holes 40 and are fixed in position; the baffling pipe 7 is positioned in the inner cavity of the heat-insulating shell 9, the heat-insulating shell 9 is fixed with the baffling plate 4, and the heat-insulating shell 9 is provided with a heat-insulating shell pass inlet 91 and a heat-insulating shell pass outlet 92 which are communicated with the inner cavity of the heat-insulating shell 9.

Preferably, the heat insulation device further comprises a fixing plate 5, the upper part of the baffle plate 4 is detachably connected with the fixing plate 5, the heat insulation shell 8 is fixedly connected with the fixing plate 5, a communication hole 50 is formed in the fixing plate 5, and the baffling pipe 7 penetrates through the communication hole 50 to enter the inner cavity of the heat insulation shell 9.

Preferably, the baffle plate device further comprises a through hole plate 3, the lower portion of the baffle plate 4 is detachably connected with the through hole plate 3, a through hole plate through hole 30 is formed in the through hole plate 3, and the through hole plate through holes 30 and the baffle plate through holes 40 are in one-to-one correspondence and communicated.

Preferably, the baffle tube 7 is detachably connected to the baffle plate 4.

Preferably, the baffle plate structure further comprises a ferrule type joint 6, wherein an internal thread is formed on the inner wall of the baffle plate through hole 40, an external thread is formed on the ferrule type joint 6, one end of the ferrule type joint 6 is inserted into the baffle plate through hole 40 and is in threaded connection with the baffle plate through hole 40, and the other end of the ferrule type joint is clamped with the baffle pipe 7; two ends of the ferrule type joint 6 are respectively communicated with the baffle plate through hole 40 and the baffle pipe 7.

Preferably, the fixing device further comprises a bolt 13 and a nut 14, wherein the bolt 13 penetrates through the fixing plate 5, the baffle plate 4 and the through hole plate 3 and then is in threaded connection with the nut 14 to fix the fixing plate 5, the baffle plate 4 and the through hole plate 3.

The working principle is as follows: as shown in fig. 9, the reactant enters the baffle box from the through hole plate through hole 30 on the right side, and sequentially enters the baffle tube 7 from the sealing gasket through hole 90 and the baffle plate through hole 40 on the right side upwards, the reactant changes the flow direction through the baffle tube 7, and the reactant flows out of the baffle box from the baffle plate through hole 40 on the left side, the sealing gasket through hole 150 and the through hole plate through hole 30 downwards, so that the baffle is completed.

In the process, the heat exchange medium enters the heat preservation shell 9 from the heat preservation shell side inlet 91 to exchange heat with the deflection pipe 7, and then the heat exchange medium leaves the heat preservation shell 9 from the heat preservation shell side outlet 92.

The ferrule type joint 6 adopts a ferrule type joint in the prior art. The reaction tube 2 is a reaction tube in the prior art, such as a straight tube or a spiral winding tube.

It should be noted that this embodiment does not include the three-way joint 8 and the penetration pipe 10 in fig. 9 and 10, and the thermal insulation case 9 is not formed with the penetration hole 90.

Example six:

as shown in fig. 10, this embodiment provides a reactor using the baffle box of the fifth embodiment, which includes a shell 1 and reaction tubes 2, wherein the shell 1 is provided with a shell-side inlet 11 and a shell-side outlet 12 communicated with an inner cavity of the shell 1, the inner cavity of the shell 1 is provided with a plurality of reaction tubes 2, upper and lower ends of the shell 1 are respectively connected with the baffle box, a through-hole plate 3 of the baffle box is fixedly connected with the shell 1, two ends of each reaction tube 2 are respectively fixedly connected with through-hole plates 3 of different baffle boxes and communicated with through-hole plate through-holes 30 thereof, the baffle box is provided with a reactant inlet tube 21 and a reactant outlet tube 22, and the reactant inlet tube 21 and the reactant outlet tube 22 are both communicated with different reaction tubes 2.

The working principle is as follows:

as shown in fig. 10, in operation, a reactant enters the reactor from the reactant inlet tube 21, sequentially enters the first reaction tube 20 through the through hole plate through hole 30, the sealing gasket through hole 150 and the baffle plate through hole 40, moves upwards along the first reaction tube 20 to the first baffle tube 7 on the upper baffle tube box, is baffled by the first baffle tube 7, enters the second reaction tube 20, moves downwards in the second reaction tube 20 to the second baffle tube 7 on the lower baffle tube box, is baffled by the second baffle tube 7, enters the third reaction tube 20 … …, and so on, and finally flows to the reactant 22 through the last reaction tube 20, the baffle plate through hole 40, the sealing gasket through hole 150 and the through hole plate through hole 30 and flows out of the reactor from the reactant outlet tube 22.

In the process, the heat exchange medium enters the inner cavity of the shell 1 from the shell-side inlet 11 to exchange heat with the reaction tube 20, and then the heat exchange medium leaves the shell 1 from the shell-side outlet 12. Meanwhile, the heat exchange medium enters the inner cavity of the heat preservation shell 9 from the heat preservation shell pass inlet 91 to exchange heat with the baffle pipe 7, and then the heat exchange medium leaves the heat preservation shell 9 from the heat preservation shell pass outlet 92. The heat exchange medium temperature of the shell 1 is the same as that of the heat preservation shell 9.

Example seven:

as shown in fig. 11, the present embodiment provides a baffle box, including: the device comprises a baffle plate 4, a deflection pipe 7 and a heat preservation shell 9, wherein the baffle plate 4 is provided with a baffle plate through hole 40, the deflection pipe 7 comprises two deflection pipe parts, a tee part and a penetrating part, two ends of the tee part are respectively communicated with the deflection pipe parts, the third end of the tee part is communicated with the penetrating part, and the penetrating part penetrates out of the heat preservation shell 9 and is communicated with a sensor 16 and/or a sampling valve 17; the baffling pipe part and the tee joint part are positioned in the inner cavity of the heat-insulating shell 9, and the heat-insulating shell 8 is provided with a heat-insulating shell pass inlet 91 and a heat-insulating shell pass outlet 92 which are communicated with the inner cavity of the heat-insulating shell.

Preferably, tee bend portion is three way connection 8, wear out the portion for wearing out pipe 10, three way connection 8 both ends can be dismantled with baffling pipe portion respectively and be connected, three end and the pipe 10 of wearing out of three way connection 8 can be dismantled and be connected, heat preservation casing 9 is formed with and passes hole 90, wear out to pass hole 90 and can dismantle with sensor 16 and/or sample valve 17 and be connected. Sealing measures such as sealing rings are adopted between the penetrating pipe 10 and the penetrating hole 90.

Preferably, the baffling pipe 7 is detachably connected with the baffle plate 4; the baffle plate structure is characterized by further comprising a ferrule type joint 6, wherein an internal thread is formed on the inner wall of the baffle plate through hole 40, an external thread is formed on the ferrule type joint 6, one end of the ferrule type joint 6 is inserted into the baffle plate through hole 40 and is in threaded connection with the baffle plate through hole 40, and the other end of the ferrule type joint is clamped with the baffle pipe 7; two ends of the ferrule type joint 6 are respectively communicated with the baffle plate through hole 40 and the baffle pipe 7.

Preferably, the baffling pipe 7 is a hose, and the baffling pipe 7 is made of a transparent material; the material of the baffling pipe 7 is PFA.

Preferably, the heat preservation shell 9 is made of transparent material.

The working principle is as follows: as shown in fig. 11, the reactant enters the baffle box from the through hole plate through hole 30 on the right side, and sequentially enters the baffle tube 7 through the sealing gasket through hole 150 and the baffle plate through hole 40 on the right side upwards, the reactant changes the flow direction through the baffle tube 7, and the reactant flows out of the baffle box through the baffle plate through hole 40 on the left side, the sealing gasket through hole 150 and the through hole plate through hole 30 downwards, so that the baffle is completed.

When the reactant flows in the baffle pipe 7, part of the reactant flows from the three-way joint 8 to the penetrating pipe 10, then leaves the heat-insulating shell 9 through the penetrating pipe 10, and flows into the sensor 16 and/or the sampling valve 17, so that the temperature, the pressure or the sampling can be conveniently detected.

The penetrating pipe 10 is connected with the sensor 16 and/or the sampling valve 17 through an external clamping sleeve, the penetrating pipe 10 is not provided with connecting structures such as threads, and the penetrating pipe 10 can not be blocked by the penetrating pipe 10 through the hole 90 when the heat preservation shell 8 is detached. A sealing treatment, such as a sealing ring or the like, is applied between the through hole 90 and the outlet pipe 10.

The ferrule type joint 6 adopts a ferrule type joint in the prior art.

The transparent baffling pipe 7 and the heat preservation shell 9 are convenient for observing the condition of reactants in the baffling pipe 7 and the condition of a heat exchange medium in the heat preservation shell 9.

Example eight:

as shown in fig. 12, the present embodiment provides a baffle box, including: the device comprises a baffle plate 4, a deflection pipe 7 and a heat preservation shell 9, wherein the baffle plate 4 is provided with a baffle plate through hole 40, the deflection pipe 7 comprises two deflection pipe parts, a tee part and a penetrating part, two ends of the tee part are respectively communicated with the deflection pipe parts, the third end of the tee part is communicated with the penetrating part, and the penetrating part penetrates out of the heat preservation shell 9 and is communicated with a sensor 16 and/or a sampling valve 17; the baffling pipe part and the tee joint part are positioned in an inner cavity of the heat-insulating shell 9, and the heat-insulating shell 9 is provided with a heat-insulating shell pass inlet 91 and a heat-insulating shell pass outlet 92 which are communicated with the inner cavity of the heat-insulating shell 9.

Preferably, the baffle pipe portion, the tee portion and the piercing portion are connected into a whole. The connection of the pipe parts is that the baffling pipe part, the tee part and the penetrating part form a pipe.

Preferably, the heat insulation device further comprises a fixing plate 5, the upper part of the baffle plate 4 is detachably connected with the fixing plate 5, the heat insulation shell 9 is fixedly connected with the fixing plate 5, a communication hole 50 is formed in the fixing plate 5, and the baffling pipe 7 penetrates through the communication hole 50 to enter the inner cavity of the heat insulation shell 9.

Preferably, the heat preservation shell 9 is made of transparent material.

The working principle is as follows: as shown in fig. 12, the reactant enters the baffle box with heat preservation function from the through hole plate through hole 30 on the right side, and then enters the baffle 7 through the sealing gasket through hole 150 and the baffle through hole 40 on the right side in sequence, the reactant changes the flowing direction through the baffle 7, and the reactant flows out of the baffle box with heat preservation function through the baffle through hole 40, the sealing gasket through hole 150 and the through hole plate through hole 30 on the left side in sequence, so as to complete the baffle.

When the reactant flows in the baffle pipe 7, part of the reactant flows from the three-way part to the penetrating part, then leaves the heat-insulating shell 9 through the penetrating part, and flows into the sensor 16 and/or the sampling valve 17, so that the temperature, the pressure or the sampling can be conveniently detected.

The penetrating part is connected with the sensor 16 and/or the sampling valve 17 through an external clamping sleeve, and the penetrating part is not provided with connecting structures such as threads, so that the penetrating part cannot be blocked by the penetrating part when the heat preservation shell 9 is detached through the hole 90. Sealing treatment such as a gasket or the like is applied between the through hole 90 and the outlet. The ferrule type joint 6 adopts a ferrule type joint in the prior art.

Example nine:

as shown in fig. 13, the present embodiment provides a reactor using the baffle box of embodiment seven or embodiment eight, including a shell 1 and reaction tubes 2, wherein the shell 1 is provided with a shell-side inlet 11 and a shell-side outlet 12 communicated with an inner cavity of the shell 1, and a plurality of reaction tubes 2 are arranged in the inner cavity of the shell 1, and the reactor is characterized in that: the utility model discloses a reactor, including shell 1, reaction pipe box, reaction pipe 21, reactant exit tube 22, both ends are connected with baffle box about the shell 1 respectively, baffle box's

logical orifice plate

3 and 1 fixed connection of shell, 2 both ends of reaction pipe are linked together with the logical orifice plate 3 fixed connection of different baffle box respectively and rather than logical orifice plate through-hole 30, baffle box is last to be provided with reactant and to go into pipe 21 and reactant exit tube 22, reactant is gone into pipe 21 and reactant exit tube 22 and all is linked together with different reaction pipe 2.

Preferably, the reactant inlet pipe 21 and the reactant outlet pipe 22 are respectively communicated with different baffle plate through holes 40 and detachably connected with the baffle plate 4, and both the reactant inlet pipe 21 and the reactant outlet pipe 22 penetrate out of the heat preservation shell 9.

The working principle is as follows:

as shown in fig. 13, in operation, the reactant enters the reactor from the reactant inlet tube 21, sequentially enters the first reaction tube 2 through the through hole plate through hole 30, the sealing gasket through hole 150 and the baffle plate through hole 40, moves upwards along the first reaction tube 2 to the first baffle tube 7 on the upper baffle tube box, is baffled by the first baffle tube 7, enters the second reaction tube 2, moves downwards in the second reaction tube 2 to the second baffle tube 7 on the lower baffle tube box, is baffled by the second baffle tube 7, enters the third reaction tube 2 … …, and so on, and finally flows to the reactant outlet tube 22 through the last reaction tube 2, the baffle plate through hole 40, the sealing gasket through hole 150 and the through hole plate through hole 30, and flows out of the reactor from the reactant outlet tube 22.

In the process, the heat exchange medium enters the inner cavity of the shell 1 from the shell side inlet 11 to exchange heat with the reaction tube 2, and then the heat exchange medium leaves the shell 1 from the shell side outlet 12. Meanwhile, the heat exchange medium enters the inner cavity of the heat preservation shell 9 from the heat preservation shell pass inlet 91 to exchange heat with the baffle pipe 7, and then the heat exchange medium leaves the heat preservation shell 9 from the heat preservation shell pass outlet 92. The heat exchange medium temperature of the shell 1 is the same as that of the heat preservation shell 9.

The reactant inlet pipe 21 and the reactant outlet pipe 22 respectively pass through different through holes 90, and sealing measures are taken with the through holes 90. The reactant firstly enters the reactant inlet pipe 21 and then enters the reaction pipe 2, and the heat exchange is carried out in the lower heat-insulating shell 9, so that the effect of preheating the reactant can be achieved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. A baffle box, comprising: the baffle plate structure comprises a through hole plate (3), a baffle plate (4) and a baffle plate (7), wherein the through hole plate (3) is detachably connected with the baffle plate (4), a plurality of through hole plate through holes (30) are formed in the through hole plate (3), a plurality of baffle plate through holes (40) are formed in the baffle plate (4), the through hole plate through holes (30) and the baffle plate through holes (40) are in one-to-one correspondence and are communicated, two ends of the baffle plate (7) are respectively communicated with different baffle plate through holes (40), and the baffle plate (7) is detachably connected with the baffle plate (4).

2. A baffle box according to claim 1, wherein: the baffle plate is characterized by further comprising a cutting sleeve type joint (6), wherein one end of the cutting sleeve type joint (6) is communicated with and detachably connected with the baffle plate through hole (40), and the other end of the cutting sleeve type joint (6) is communicated with and detachably connected with the baffling pipe (7);

an internal thread is formed on the inner wall of the baffle plate through hole (40), an external thread is formed on the cutting sleeve type joint (6), and the cutting sleeve type joint (6) is inserted into the baffle plate through hole (40) and is in threaded connection with the baffle plate through hole (40); the baffling pipe (7) is connected with the ferrule type joint (6) in a ferrule type manner.

3. A baffle box according to claim 2, wherein: the baffling pipe (7) is a hose, and the baffling pipe (7) is made of transparent materials; the material of the baffling pipe (7) is PFA.

4. A baffle box according to claim 1, wherein: the baffling pipe (7) is positioned in the inner cavity of the heat-insulating shell (9), the heat-insulating shell (9) is fixed with the baffling plate (4), and the heat-insulating shell (9) is provided with a heat-insulating shell inlet (91) and a heat-insulating shell outlet (92) which are communicated with the inner cavity of the heat-insulating shell.

5. A baffle box according to claim 4, wherein: the heat-insulation shell is characterized by further comprising a fixing plate (5), the upper portion of the baffle plate (4) is detachably connected with the fixing plate (5), the heat-insulation shell (9) is fixedly connected with the fixing plate (5), a communicating hole (50) is formed in the fixing plate (5), and the baffling pipe (7) penetrates through the communicating hole (50) to enter the inner cavity of the heat-insulation shell (9).

6. A baffle box according to claim 5, wherein: the three-way joint is characterized by further comprising a three-way joint (8), one baffling pipe (7) comprises two sub baffling pipes, the three-way joint (8) is located between the two sub baffling pipes of the one baffling pipe (7), and two ends of the three-way joint (8) are respectively fixed with and communicated with the sub baffling pipes; two ends of the three-way joint (8) are respectively detachably connected with the shunt and return pipes; the third end of three way connection (8) can dismantle with threading pipe (10) and be connected and communicate, heat preservation casing (9) are formed with and pass hole (90), threading pipe (10) are worn out and are passed through hole (90) and can dismantle with sensor (16) and/or sample valve (17) and be connected and communicate.

7. A baffle box according to claim 2, wherein: the three-way joint is characterized by further comprising a three-way joint (8), one baffling pipe (7) comprises two sub baffling pipes, the three-way joint (8) is located between the two sub baffling pipes of the one baffling pipe (7), and two ends of the three-way joint (8) are respectively fixed with and communicated with the sub baffling pipes; two ends of the three-way joint (8) are respectively detachably connected with the shunt and return pipes; and the third end of the three-way joint (8) is detachably connected and communicated with the sensor (16) or the sampling valve (17) through a pipeline.

8. A baffle box according to claim 4, wherein: the heat-insulating shell (9) is made of transparent materials.

9. A reactor using a baffle box according to any one of claims 1 to 8, comprising a shell (1) and reaction tubes (2), wherein the shell (1) is provided with a shell-side inlet (11) and a shell-side outlet (12) communicated with an inner cavity of the shell, and a plurality of reaction tubes (2) are arranged in the inner cavity of the shell (1), characterized in that: the upper end and the lower end of the shell (1) are respectively connected with a deflection pipe box, a through hole plate (3) of the deflection pipe box is fixedly connected with the shell (1), two ends of the reaction pipe (2) are respectively fixedly connected with the through hole plates (3) of different deflection pipe boxes and communicated with through hole plate through holes (30) of the reaction pipe, a reactant inlet pipe (21) and a reactant outlet pipe (22) are arranged on the deflection pipe box, and the reactant inlet pipe (21) and the reactant outlet pipe (22) are respectively communicated with different reaction pipes (2); the reaction tubes (2) are sequentially communicated in series one by one through the baffling tubes (7).

10. A reactor according to claim 9, wherein: the reactant inlet pipe (21) and the reactant outlet pipe (22) are respectively communicated with different baffle plate through holes (40) and detachably connected with the baffle plate (4), and the reactant inlet pipe (21) and the reactant outlet pipe (22) penetrate out of the heat preservation shell (9).